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Fernando Palacios-Salas,Harold Benites-Goñi,Luis Marin-Calderón,Paulo Bardalez-Cruz,Jorge Vásquez-Quiroga,Edgar Alva-Alva,Bryan Medina-Morales,Jairo Asencios-Cusihuallpa 대한소화기내시경학회 2022 Clinical Endoscopy Vol.55 No.2
Background/Aims: Endoscopic submucosal dissection (ESD) is the preferred technique for treating early gastric cancer (EGC). However, very few studies have been conducted in South America. This study aimed to assess the efficacy and safety of ESD for EGC. Methods: We analyzed data from a prospective cohort from 2013 to 2020. A total of 152 superficial gastric neoplasms that fulfilledthe absolute or expanded criteria for ESD were included. Outcomes were en bloc, R0, and curative resection rates, incidence ofadverse events, and length of procedure. Results: The age of the enrolled patients was 68.4±11.3 years. The number of included patients based on the absolute and expandedindications was 150 and 2, respectively. En bloc, R0, and curative resections were achieved in 98.0%, 96.1%, and 89.5% of the cases,respectively. Bleeding and perforation were reported in 5.9% and 6.6% of the cases, respectively. Histopathological examinationrevealed low-grade dysplasia, high-grade dysplasia, well-differentiated adenocarcinoma, and poorly differentiated adenocarcinomain 13, 20, 117, and 2 cases, respectively. Conclusions: Our study shows that ESD performed by properly trained endoscopists in reference centers is safe and effective, withcomparable therapeutic outcomes to those reported in the Eastern series.